package com.ssmm.ssmm1.mapper;

import com.ssmm.ssmm1.pojo.Userr;

import java.util.List;

public interface UserrMapper {
    int deleteByPrimaryKey(Integer id);

    Userr deleteByName(String username);

    int insert(Userr record);

    int insertSelective(Userr record);

    Userr selectByPrimaryKey(Integer id);

    List<Userr> selectBy();

    Userr selectByName(String username);

    int updateByPrimaryKeySelective(Userr record);

    int updateByPrimaryKey(Userr record);
}